Are you looking to buy an Sub250 Redfox A1 F4 5A 4in1 1S AIO FC in Australia?
Redfox Al F4 5A Update Log
1. The flight control firmware is updated to 4.4
2. Elrs (SPI) is updated to 3.0 firmware
3. The ESC firmware can be refreshed to BLS firmware
4. There is a new configuration file for Nanofly16 and Nanofly20
5. Fixed some known issues
Note:
1. We suggest Nanofly16 and Nanofly20 upgrade right now! You will get better performance after updating!
2. The core only must be selected for the flash
How does it work? Please click the below link to download the file
Link: https://sub250.com/apps/help-center#hc-f4-5a-elrs-manual
Redfox A1 F4 5A 4in1 1S AIO FCfor Whoopfly16/ Nanofly16/ Nanofly20FPV Drone
Redfox A1 F4 5A 4in1 1S with VTX 200mW forAnalog Drones
MCU: STM32F411
IMU: ICM42688-P
OSD: BetaFlight OSD w/AT7456E chip
ESC: Bluejay O-H-5 96K
VTX: 5.8G 200mW
Receiver Version: ELRS2.4G (SPI)
Package Includes:
1 x Redfox A1 flight controller with200mW
4 x m2 shock-absorbing rubber balls
1 x 5.8G antenna (70mm)
1 x GNB27 power cable
Redfox A1 F4 5A 4in1 AIO FC without VTXforNanofly16/ Nanofly20DigitalDrone
MCU: STM32F411
IMU: ICM42688-P
OSD: BetaFlight OSD w/AT7456E chip
ESC: Bluejay O-H-5 96K
Receiver Version: ELRS2.4G (SPI)
Package Includes:
1 x Redfox A1 flight controller
4 x m2 shock-absorbing rubber balls
1 x 5.8G antenna (70mm)
1 x GNB27 power cable




![Golisi L35 18650 3500mAh 10A Lithium Li-Ion Rechargeable Battery (2pc) [DG]](https://www.prodroneantenna.com/wp-content/uploads/2026/06/1781321959/golisi-l35-18650-3500mah-10a-lithium-li-ion-rechargeable-battery-2pc-dg.webp)
Reviews
There are no reviews yet.